## Navdeep Kaur is teaching live on Unacademy Plus

Binary, Decimal, Octal, Hexadecimal conversion Target JRF ICT I with MCQs (for CBSE UGC NET Paper 1) By Navdeep Kaur

Contents Information and communication technology ICT 1 Data Representation, Conversion table 2 Types of data representation 3 Binary, Decimal, Octal, Hexadecimal conversion 4 All Computer Abbreviations 5 MCQs Solving with tips & tricks

Decimal to Binary We divide no. by 2 till reminder becomes d or 1 we take from Bottom 250

Decimal to Binary 4.461 We divide no. by 2 till reminder becomes or 1 we take from y6x 213 6- 696x19-7392- o.739 ,478y 6-978YYL 0.9568 .9568> 1. 9136 After point we have to multiply by 2 till value after decimal becomes zero or negligible (near to 0)

Before decimal go right to left After decimal go left to right Binary to decimal

Octal to Decimal base I408+118

base lo to be 8 Divida le 8 Gu

lo 142 l6 423 626 [A (I) l6

101 to 0110011 0001111 011 0 0 0 0 1 1 1 1 000000001111111 0123 56789012345 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0123 04 05 06 07 08 09 A B C D E F

s showm in the table belon Hexadecimal digit Decimel equivalent Binary equivalent 0D 01 02 01 02 03 0001 0010 0011 0100 04 0110 0111 07 08 09 10 08 09 1001 1010 1011 1100 1101 110 12 13 14 15 11o 3t

S SHOwn in tne Table belo Hexadecimal digit Decimel equivaient Binery equivalent Octa 0001 0010 0011 01 02 03 04 05 06 07 OB 09 01 02 03 04 05 06 07 073) 0101 0110 0111 001 1010 1011 1100 1101 110 09 10 12 13 14 15